Home / 346,811.10-479,003.67-233,454.30

Finding the Fourth Proportional to 346,811.10, 479,003.67 and 233,454.30

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Solution

The fourth proportional to 346,811.10, 479,003.67 and 233,454.30 is: 322,439.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,811.10 : 479,003.67 = 233,454.30 : x
  2. Step 2: Convert to fraction form
    346,811.10/479,003.67 = 233,454.30/x
  3. Step 3: Cross multiply
    346,811.10x = 479,003.67 × 233,454.30
  4. Step 4: Simplify right side
    346,811.10x = 111,825,466,477.28
  5. Step 5: Solve for x
    x = 111,825,466,477.28/346,811.10
  6. Step 6: Final answer
    x = 322,439.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.